package com.wangsong.system.service;

import com.github.pagehelper.PageInfo;
import com.wangsong.system.model.Product;
import com.wangsong.system.vo.ProductVO;

public interface ProductService {
  ProductVO selectByPrimaryKey(Long id);
  Boolean insertProduct(Product product);
  Boolean updateProduct(Product product);
  Boolean deleteById(Long[] Id);
  PageInfo<ProductVO> list(int pageNum, int pageSize);
}
